Polybius pusillus

Polybius pusillus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Malacostraca
Order:	Decapoda
Suborder:	Pleocyemata
Infraorder:	Brachyura
Family:	Polybiidae
Genus:	Polybius
Species:	P. pusillus
Binomial name
	Polybius pusillus; (Leach, 1815)
Synonyms
	Liocarcinus pusillus (Leach, 1816) ; Macropipus parvulus (Parisi, 1916) Macropipus pusillus (Leach, 1816) ; Portunus parvulus (Parisi, 1916) Portunus pusillus (Leach, 1816) ;

Polybius pusillus, common name dwarf swimming crab, is a species of crab in the Portunidae family.